Cellular Boyfriend + (2012)

Megumi, who refuses to go to school because of bullying, studies using "Catecho-Plus", an application in which an avatar teacher teaches studying through a smartphone. One day, her classmate Souta comes to her to tell her the news of her friend Manami's death. However, that night she receives a text message from Manami, who has supposedly died, prompting Megumi's avatar teacher to be replaced by someone else. The new avatar teacher, Minami, asks her a series of crazy questions that push Megumi over the edge.